BM-SC34B 20-60×80 spotting scope

Magnification :20-60x

Objective Diameter(mm): 80mm

Type of Prism: Porro/BK7

Number of Lens: 7pieces 4groups

Lens Coating: BMC

Focus system: Cent.Exit

Pupil Diameter(mm): 4mm at 20X/1.33mm at 60X

Exit Pupil Distance(mm): 18mm at 20X/15mm at 60X

The angle of View: 1.8° at 20X/1.0° at 60X

Field of View: 942ft/1000, 31.4m/1000m at 20X/52.5ft/1000yds, 17.5m/1000m at 60X

Min. Focal Length(m): 6m/18ft

Relative Brightness: 16 at 20X /1.77at60X

Twilight Index: 40at 20X, 69.3 at 60X

Resolution: ≤2.8″

Weather Proof: Yes

Waterproof: 1.5m/3min

Nitrogen Filled: Yes

Eyecups System: wist-up

Pouch: Yes

Strap: yes

Cleaning Cloth: yes

Silica Gel: yes

Unit Dimension(mm): 430x90x165mm

Unit Weight: 1230g

Gift Box Size(mm): 450x115x170mm

Pieces per shipping Carton: 6pcs/ctn

Shipping Carton Size(cm): 46.5x38x37.5cm